National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Santa Rosa, Santa Rosa Sonoma County Airport (KSTS)

Lat: 38.5°NLon: 122.81667°WElev: 125.0ft.

Clear

88°F

31°C

Humidity 38%
Wind Speed SSW 6 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 01 Aug 02:35 PM PDT
Extended Forecast for

Saint Helena CA

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, increasing clouds, with a low around 56. West wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny and hot, with a high near 97. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 97 °F

    Hot

  • Friday Night

    Friday Night: Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 8am. Otherwise, mostly cloudy through mid morning, then gradual clearing and hot, with a high near 96. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 96 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 3am. Otherwise, partly cloudy, with a low around 55. Light southwest wind.

    Low: 55 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Areas of fog before 8am. Otherwise, sunny, with a high near 93.

    High: 93 °F

    Areas Fog
    then Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 2am. Otherwise, partly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: Areas of fog before 9am. Otherwise, mostly sunny, with a high near 94.

    High: 94 °F

    Areas Fog
    then Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 4am. Otherwise, increasing clouds, with a low around 56. West wind around 5 mph becoming calm in the evening.
Friday
Mostly cloudy, then gradually becoming sunny and hot, with a high near 97. Calm wind becoming southwest around 6 mph in the afternoon.
Friday Night
Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 58. Calm wind.
Saturday
Patchy fog before 8am. Otherwise, mostly cloudy through mid morning, then gradual clearing and hot, with a high near 96. Calm wind becoming southwest around 6 mph in the afternoon.
Saturday Night
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 55. Light southwest wind.
Sunday
Areas of fog before 8am. Otherwise, sunny, with a high near 93.
Sunday Night
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 53.
Monday
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 94.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
Mostly sunny and hot, with a high near 98.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Sunny and hot, with a high near 97.
Wednesday Night
Partly cloudy, with a low around 55.
Thursday
Patchy fog. Otherwise, sunny, with a high near 92.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Saint Helena CA
 38.51°N 122.46°W (Elev. 203 ft)
Last Update:
2:42 pm PDT Aug 1, 2024
Forecast Valid:
3pm PDT Aug 1, 2024-6pm PDT Aug 8, 2024
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation